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FUEL GUAGE UNIT & LED IS TURNING OFF WHEN BATTERY STATUS REACHES 30%

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I AM FROM QMAX ANBU TEAM, USING BQ24735 CHARGER / BQ40Z50 FUEL GUAGE.

I am using 0x0100 chemistry ID for our Project. We sent battery to your lab for testing, to get the chemistry ID. But still we didnt got the ID from your end.

Charger Status is not showing correctly, I am using 0x0073 register to calculate the percentage, SOH register 0x0077 not showing the exact percentage. We are using 4cells to 

Formula I am using to get the percentage = remaining capacity / full charge capacity (using 0x0073 register)

When i switched on the device using power adapter, after battery died --- > Directly its showing 30% battery 

After 100% charge, if i run in battery --> when it comes to 30% means directly it gets switched off.

Batteries also getting heated more, I dont know what happening inside. Can you please guide me, how to read the exact percentage and how to use full battery.(100%)


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